All chordates. a notochord is present at some point in all chordates but sometimes is lost or becomes another structure, like vertebrae
Also idk what “Tregon” so hopefully that didn’t stray from my answer being right
Answer:
Explanation:An example of such a substance is table salt. The chemical formula for table salt is NaCl. ... That there are no numbers present in the chemical formula means that there is one atom of each element present in the molecule. The Periodic Table reveals that Na is the symbol for sodium, and Cl is the symbol for chlorine.
Answer:
It could be a bird - peacock
The reasons why the wastewater reclamation plant will be implemented are the well-being of the environment, as well as making the water suitable for usage for the people. By installing the plant, the wastewater will be cleaned in most part. That will mean that the water can be returned to the nature without it causing damage to it and polluting it, but instead contributing to its well-being and proper functioning. Also, part of the water will be used for irrigation, as flushing water in the toilets, for doing laundry, which will result in preserving the freshwater reserves while still having a source of water for certain needs. The fact that the water will be cleaned, also means that the local water bodies will be safe to use for recreation, as they will not be polluted.
The nucleotide sequence on a section of
DNA where transcription begins is called a promoter.
To add, i genetics, a promoter is a region
of DNA that initiates transcription of a particular gene. Promoters are found along
the transcription beginning sites of genes, on the same strand and upstream on
the <span>DNA.</span>
